Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21B - Earth or rock drilling; Obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells › E21B 23 - Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
Patents for E21B 23 - Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells (12,712)
12/2014
12/02/2014US8899335 Downhole tool
11/2014
11/27/2014US20140345858 Automated Wellbore Equipment Feeding System
11/27/2014US20140345851 Well tools operable via thermal expansion resulting from reactive materials
11/27/2014US20140345849 Full Bore System Without Stop Shoulder
11/27/2014US20140345847 Power Charge Retention and Centralizing Device for a Wireline Pressure Setting Assembly
11/25/2014US8893812 Apparatus and methods for retrieving a well packer
11/25/2014US8893810 Arrangement of isolation sleeve and cluster sleeves having pressure chambers
11/25/2014US8893808 Control systems and methods for centering a tool in a wellbore
11/25/2014US8893807 Remote subterranean tool activation system
11/25/2014US8893798 Barrier valve hydraulic operator with compound valve opening force feature
11/25/2014US8893792 Enhancing swelling rate for subterranean packers and screens
11/25/2014US8893786 Well tools operable via thermal expansion resulting from reactive materials
11/25/2014US8893780 Downhole apparatus with packer cup and slip
11/25/2014US8893779 Retrievable slip mechanism for downhole tool
11/20/2014US20140338924 Downhole activation system using magnets and method thereof
11/20/2014US20140338908 Cementing whipstock apparatus and methods
11/20/2014US20140338892 Slip with Altering Load Distribution Feature
11/20/2014US20140338891 Slip with Altering Load Distribution Feature
11/20/2014US20140338886 Smart Drop-Off Tool and Hang-Off Tool for a Logging String
11/18/2014USRE45244 Expandable tubing and method
11/18/2014US8887817 Intermediate disconnection tool to be placed in a shuttle lowered into a well for exploiting a fluid, and related shuttle and method
11/18/2014US8887802 Torque absorbtion anchor system and method to assemble same
11/18/2014US8887798 Hydraulic stabilizer for use with a downhole casing cutter
11/13/2014US20140332234 Setting tool
11/11/2014US8881843 Managed pressure and/or temperature drilling system and method
11/11/2014US8881836 Packing element booster
11/11/2014US8881835 Manipulator tool and tool catcher useful with wellbore reverse circulation
11/11/2014US8881834 Adjustable pressure hydrostatic setting module
11/11/2014US8881833 Remotely controlled apparatus for downhole applications and methods of operation
11/11/2014US8881832 Downhole supercapacitor device
11/11/2014US8881824 Mechanically actuated device positioned below mechanically actuated release assembly utilizing J-slot device
11/11/2014US8881819 Tubular cutting with a sealed annular space and fluid flow for cuttings removal
11/11/2014US8881818 Tubular cutting with debris filtration
11/11/2014US8881804 Expandable screen by spring force
11/11/2014US8881802 Debris barrier for packer setting sleeve
11/11/2014US8881798 Remote manipulation and control of subterranean tools
11/04/2014US8875808 Method and assembly for conveying well logging tools
11/04/2014US8875807 Optical power for self-propelled mineral mole
11/04/2014US8875799 Covered retaining shoe configurations for use in a downhole tool
11/04/2014US8875796 Well tool assemblies with quick connectors and shock mitigating capabilities
11/04/2014US8875783 Expansion system for an expandable tubular assembly
10/2014
10/30/2014US20140318815 Actuator ball retriever and valve actuation tool
10/28/2014US8869902 Dynamic seal pad plunger arrangement
10/28/2014US8869886 Method to restrict the number of cycles in a continuous j-slot in a downhole tool
10/23/2014US20140311757 Pulling tool
10/21/2014US8863852 Wired multi-opening circulating sub
10/21/2014US8863843 Hydraulic actuation of a downhole tool assembly
10/21/2014US8863831 Free mandrel system, protected casing
10/16/2014US20140305661 Cable duct device in a swelling packer
10/16/2014US20140305660 Shock Absorber, Related Methods and Apparatuses
10/16/2014US20140305659 System and method for rotating casing string
10/16/2014US20140305631 Device for anchoring in a casing in a borehole in the ground
10/14/2014US8857785 Thermo-hydraulically actuated process control valve
10/14/2014US8857526 Mechanically deployable well isolation mechanism
10/14/2014US8857509 Subterranean well tools having nonmetallic drag block sleeves
10/14/2014US8857508 Valve assembly
10/09/2014WO2014164476A2 Weight setting indicator
10/08/2014EP2785963A1 Selectively disengagable sealing system
10/08/2014EP2785960A1 Modular downhole tools and methods
10/08/2014EP2785959A1 Pulling tool
10/08/2014EP2785958A2 Apparatus for use in a fluid conduit
10/08/2014EP2785957A2 Apparatus and method for controlling a downhole device
10/07/2014US8851193 Self-centering downhole tool
10/07/2014US8851182 Wellhead hanger shoulder
10/07/2014US8851167 Mechanical liner drilling cementing system
10/02/2014WO2014160173A1 Break-away support ring for wellbore apparatus
10/02/2014WO2014159983A1 Method and apparatus for actuation of downhole sleeves and other devices
10/02/2014WO2014158337A1 Method and system for treating a borehole
10/02/2014WO2014154480A1 A device for controlling and isolating a tool in the form of an expansible sleeve for isolating areas in a well
10/02/2014US20140290965 Deactivation of packer with safety joint
10/02/2014US20140290944 Zonal Isolation Utilizing Cup Packers
10/02/2014US20140290933 Debris barrier assembly
09/2014
09/30/2014US8844636 Hydraulic assist deployment system for artificial lift systems
09/30/2014US8844634 Circulation sub with indexing mechanism
09/30/2014US8844627 Intelligent well system and method
09/30/2014US8844622 Wellbore cleaning method and apparatus
09/30/2014CA2817733C Sealing devices having a non-elastomeric fibrous sealing material and methods of using same
09/30/2014CA2796939C Apparatus and method for sealing portions of a wellbore
09/25/2014WO2014153025A2 Apparatus and methods for overcoming an obstruction in a wellbore
09/25/2014WO2014151484A1 Diverter stabbing dog
09/25/2014WO2014150058A1 Downhole turbine motor and related assemblies
09/25/2014WO2014149745A1 Plug and perforate using casing profiles
09/25/2014WO2014149146A1 Drillable slip
09/25/2014US20140284064 Wet Connection System for Downhole Equipment
09/25/2014US20140284055 Subterranean Vibrator with Lateral Vibration Feature
09/25/2014US20140284048 Thin Wall Active Casing Hanger
09/25/2014US20140284046 Wellbore Isolation Tool Using Sealing Element Having Shape Memory Polymer
09/24/2014EP2780535A1 Gas lift kickover system
09/23/2014US8839883 Piston tractor system for use in subterranean wells
09/23/2014US8839872 Tree plug
09/23/2014US8839871 Well tools operable via thermal expansion resulting from reactive materials
09/23/2014US8839870 Apparatus and methods for running liners in extended reach wells
09/23/2014US8839869 Composite reconfigurable tool
09/18/2014WO2014143384A1 One-way flowable anchoring system and method of treating and producing a well
09/18/2014WO2014140618A1 Heat treat production fixture
09/18/2014US20140262349 Weight Setting Indicator
09/18/2014US20140262342 Downhole tubing rotators and related methods
09/18/2014US20140262334 Prevention of wireline damage at a downhole window
09/18/2014US20140262328 Apparatus and methods for overcoming an obstruction in a wellbore
09/18/2014US20140262302 Ball Injector System Apparatus and Method
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